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- References

No definition available.

Name:	kwr_Businesscombinationmeasurementperiod
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Data Type:	xbrli:durationItemType
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The net impact expresed as a percent on net sales of divested business.

No definition available.

Name:	kwr_Divestedproductlinesimpactonnetsalespercent
Namespace Prefix:	kwr_
Data Type:	xbrli:pureItemType
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Ticking Fees included in Business Combination Transaction Expenses

No definition available.

Name:	kwr_Tickingfeesincludedinbusinesscombinationtransactionexpenses
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Data Type:	xbrli:monetaryItemType
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Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

No definition available.

Name:	us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1
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Data Type:	xbrli:dateItemType
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Name of the acquired entity.

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-Publisher FASB
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Name:	us-gaap_BusinessAcquisitionNameOfAcquiredEntity
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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Name:	us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
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Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

No definition available.

Name:	us-gaap_BusinessAcquisitionSharePrice
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Data Type:	num:perShareItemType
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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Name:	us-gaap_BusinessCombinationConsiderationTransferred1
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This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to items of consideration transferred in connection with a business combination for which the initial accounting was incomplete.

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For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs which have been expensed.

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The amount of liabilities recognized recorded in a transaction with the acquiree for each transaction that is recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsLineItems
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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_Goodwill
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Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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